Dr. Dawn R. De Leon, MD
- Part D claims, 2024
- 89
- Industry payments
- $14
- Medical groups
- 2
- Insurance carriers
- 1
- State licenses
- 2
- Practice address
- 17284 Slover Ave, Fontana, CA 92337
- Practice phone
- Call (626) 405-6942
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern California Permanente Medical Group
Fontana, California
Find Dr. De Leon's professional email, personal email and mobile number
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Dr. Dawn R. De Leon is an OB-GYN in Fontana, California
Dr. De Leon practices at Southern California Permanente Medical Group in Fontana, California.
Dr. De Leon's NPI, 1639246838, was assigned on November 30, 2006. Dr. De Leon graduated from Loyola University Chicago Stritch School of Medicine in 1993. Dr. De Leon holds California license G81749.
- NPI
- 1639246838NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638211089
- NPI enumeration date
- November 30, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 405-6942
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dawn R. De Leon practices at Southern California Permanente Medical Group in Fontana, California
Dr. De Leon's primary practice is Southern California Permanente Medical Group, at 17284 Slover Ave, Fontana, CA 92337 in San Bernardino County. The practice phone is (626) 405-6942.
- Southern California Permanente Medical Group17284 Slover Ave, Fontana, CA 92337 · San Bernardino CountyPhone(626) 405-6942
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Dawn R. De Leon is affiliated with 1 site of care and 2 medical groups
Dr. De Leon's primary practice is Southern California Permanente Medical Group in Fontana, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. De Leon to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Dawn R. De Leon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. De Leon practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern California Permanente Medical Group | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dawn R. De Leon is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. De Leon's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. De Leon is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. De Leon's licenses on file in 2 states: California and Hawaii.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
- Hawaii license
OB-GYNs near Dr. De Leon
Counts of OB-GYNs with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Dawn R. De Leon's patients have a median age of 32
Across all payers, Dmand AI patient panel data puts Dr. De Leon's median patient age at 32, with 99% women.
Dr. De Leon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 32
Patient panel by sex, all payers
- Women99%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Dawn R. De Leon wrote 89 Medicare Part D claims in 2024
In 2024, Dr. De Leon wrote 89 Medicare Part D claims for 44 patients. 66% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $11,012 in total drug cost. In 2023, CMS named 31 claims across 2 drugs.
Dr. De Leon's Part D claims by kind of drug, 2024
- Generic59 claims66%
- Brand-name30 claims34%
Dr. De Leon's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. De Leon's Part D claims, 2024
- Antibiotics16%14 of 89 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 312024: 1842%
Drugs named by CMS: 1 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Dawn R. De Leon takes part in Medicare
Dr. De Leon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Dawn R. De Leon received $14 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. De Leon from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Hologic Inc paid the most, $14.
Companies that paid Dr. De Leon the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dawn R. De Leon has 1 award and honors on record
Dmand AI lists 1 award for Dr. De Leon, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. De Leon
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Dawn R. De Leon graduated from Loyola University Chicago Stritch School of Medicine
Dr. De Leon graduated from Loyola University Chicago Stritch School of Medicine in 1993.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Dawn R. De Leon accepts plans from 1 insurance carrier
Dr. De Leon is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
Plan types Dr. De Leon accepts, by number of carriers
- EPO1
- HMO1
- Medicaid1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Dawn R. De Leon's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Dawn R. De Leon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Dawn R. De Leon's NPI number?
Dr. Dawn R. De Leon's NPI number is 1639246838. It was assigned on November 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Dawn R. De Leon?
Dr. Dawn R. De Leon is an OB-GYN in Fontana, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Dawn R. De Leon practice?
Dr. De Leon practices at 17284 Slover Ave, Fontana, CA 92337. Dr. De Leon's primary practice is Southern California Permanente Medical Group in Fontana, California. Dmand AI also links Dr. De Leon to 1 medical group.
What is Dr. Dawn R. De Leon's office phone number?
The practice phone on file for Dr. De Leon is (626) 405-6942.
What is Dr. Dawn R. De Leon's medical license number?
Dr. De Leon holds California license G81749, one of the licenses on file in 2 states.
Which states has Dr. Dawn R. De Leon been licensed in?
Dmand AI has state licenses on file for Dr. De Leon in California (1995 to 2027) and Hawaii (2024 to 2026).
What medical group is Dr. Dawn R. De Leon part of?
Dr. De Leon is linked to Southern California Permanente Medical Group. Dmand AI links Dr. De Leon to 1 more medical group.
Does Dr. Dawn R. De Leon accept Medicare?
Yes. CMS lists Dr. De Leon as accepting Medicare assignment.
Is Dr. Dawn R. De Leon board certified?
Yes. Dr. De Leon is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Where did Dr. Dawn R. De Leon go to medical school?
Dr. De Leon graduated from Loyola University Chicago Stritch School of Medicine in 1993.
Show 4 more questionsShow fewer questions
What drugs does Dr. Dawn R. De Leon prescribe most?
In 2024 Medicare Part D data, Dr. De Leon's most prescribed drugs by claims were Estring.
Has Dr. Dawn R. De Leon received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Dr. De Leon from 1 company from 2023 to 2023. The largest total came from Hologic Inc.
How long has Dr. Dawn R. De Leon been practicing?
Dr. De Leon graduated from medical school in 1993, 33 years ago.
What insurance does Dr. Dawn R. De Leon accept?
Dr. De Leon is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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